Building an AWS Lambda package that includes `numpy`, `pandas` & `scipy`

build.sh

# System dependencies
yum update -y
yum install -y \
  binutils \
  findutils \
  python36
# Create directory for our lambda
mkdir build
pip install -t build numpy pandas scipy
# Check uncompressed file size
du -sh build
# Remove unessential information to lighten the build
find build -name "*.so"|xargs strip
# Check the uncompressed but trimmed size
du -sh build
# Create a zip
cd build && zip -r9 ../lambda_package.zip *